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PREPARATORY STAGES OF CATOCALA RELICTA, Walk

Published online by Cambridge University Press:  31 May 2012

Howard. L. Clark
Howard. L. Clark
Affiliation:
Providence, R. I.
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Extract

Egg.—Shape of flattened sphere. Diameter, 1 mil. Color, brownish slate. There are thiry-six vertical ribs, each alternate one only reaching the apex; and numerous horizontal parallel stritations. The eighteen ribs which reach the apex there unite with the horizontal lines, forming an irregular network. Duration of this period 241 to 246 days.

Type
Articles
Information
The Canadian Entomologist , Volume 20 , Issue 1 , January 1888 , pp. 17 - 20
Copyright
Copyright © Entomological Society of Canada 1888

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